The gas emergency shut-off valve is used in household natural gas pipelines and is paired with a gas leak alarm. When a gas leak is detected, the alarm sends a pulse signal to the valve and the valve closes. After the fault is eliminated, manually open the valve again to restore air supply.
Common specifications: DN15~DN25, valve body material brass, aluminum alloy, pressure range: 0~50KPa (30KPa), voltage: pulse DC9~24V
